1572156740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1020881}}^1$

素因数の和:1020908

約数の個数: 48

約数和(自身を含む): 4116196224

約数和(自身を除く): 2544039484

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 1020881, 2041762, 4083524, 5104405, 7146167, 10208810, 11229691, 14292334, 20417620, 22459382, 28584668, 35730835, 44918764, 56148455, 71461670, 78607837, 112296910, 142923340, 157215674, 224593820, 314431348, 393039185, 786078370, 1572156740]

約数ペア:

[(1, 1572156740), (2, 786078370), (4, 393039185), (5, 314431348), (7, 224593820), (10, 157215674), (11, 142923340), (14, 112296910), (20, 78607837), (22, 71461670), (28, 56148455), (35, 44918764), (44, 35730835), (55, 28584668), (70, 22459382), (77, 20417620), (110, 14292334), (140, 11229691), (154, 10208810), (220, 7146167), (308, 5104405), (385, 4083524), (770, 2041762), (1540, 1020881)]